It seems you have always won huge amount on casinoroyale bet, are you one of their regular gambler or even admin of that site?
Judging from all of your screenshot, you are often to play on higher win chance by betting high amount (i.e 5 btc / bet ), then after you lose some in a rows, you changed the bet to high to earn some profit.

Edit : damn it, 5 btc lose just in a bet